osohq/oso

Implementation of the Cedar Policy Language

Authorization framework for Ruby/Rails applications

Apache Casbin: an authorization library that supports access control models like ACL, RBAC, ABAC.

An open-source authorization as a service inspired by Google Zanzibar, designed to build and manage fine-grained and scalable authorization systems for any application. — Permify is now part of FusionAuth 🎉

Cerbos is an open-core authorization management platform for authorizing every identity and governing every action across applications, gateways, workloads, and AI agents.

The security overlay for the agentic era.

An authorization library that supports access control models like ACL, RBAC, ABAC in Java

Python Attribute Based Access Control (ABAC)

An authorization library that supports access control models like ACL, RBAC, ABAC in Node.js and Browser